hunyadi-dev commented on a change in pull request #773:
URL: https://github.com/apache/nifi-minifi-cpp/pull/773#discussion_r416799955
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File path: libminifi/include/utils/MinifiConcurrentQueue.h
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@@ -21,14 +21,32 @@
#include <deque>
#include <mutex>
#include <condition_variable>
+#include <utility>
#include <stdexcept>
+#include <type_traits>
namespace org {
namespace apache {
namespace nifi {
namespace minifi {
namespace utils {
+namespace detail {
+template<typename...>
+using void_t = void;
+
+template<typename /* FunType */, typename T, typename = void>
+struct TryMoveCall {
+ template<typename Fun>
+ static void call(Fun&& fun, T& elem) { std::forward<Fun>(fun)(elem); }
+};
+
+template<typename FunType, typename T>
+struct TryMoveCall<FunType, T,
void_t<decltype(std::declval<FunType>()(std::declval<T>()))>> {
Review comment:
Will perform a capture-by-copy-paste on it, this is as good as a
documentation can get 💯 😄
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